unlinkd_daemon.cc

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/*
 * Copyright (C) 1996-2023 The Squid Software Foundation and contributors
 *
 * Squid software is distributed under GPLv2+ license and includes
 * contributions from numerous individuals and organizations.
 * Please see the COPYING and CONTRIBUTORS files for details.
 */
 
/* DEBUG: section --    Unlink Daemon */
 
#define SQUID_HELPER 1
 
#include "squid.h"
 
#include <iostream>
#include <cstdio>
#if HAVE_PATHS_H
#include <paths.h>
#endif
 
#define UNLINK_BUF_LEN 1024
 
int
main(int, char *[])
{
    std::string sbuf;
    close(2);
    if (open(_PATH_DEVNULL, O_RDWR) < 0) {
        ; // the irony of having to close(2) earlier is that we cannot report this failure.
    }
    while (getline(std::cin, sbuf)) {
        // tailing newline is removed by getline
        const int rv = remove(sbuf.c_str());
        if (rv < 0)
            std::cout << "ERR" << std::endl; // endl flushes
        else
            std::cout << "OK" << std::endl;
    }
 
    return EXIT_SUCCESS;
}